EGL: Added support for sRGB system framebuffers, when the required EGL extension is present.

This commit is contained in:
Alex Szpakowski 2015-08-01 15:16:57 -03:00
parent c57f409fe8
commit 5a3cc7f580
1 changed files with 15 additions and 3 deletions

View File

@ -340,6 +340,18 @@ SDL_EGL_ChooseConfig(_THIS)
attribs[i++] = _this->gl_config.multisamplesamples;
}
if (_this->gl_config.framebuffer_srgb_capable) {
#ifdef EGL_KHR_gl_colorspace
if (SDL_EGL_HasExtension(_this, "EGL_KHR_gl_colorspace")) {
attribs[i++] = EGL_GL_COLORSPACE_KHR;
attribs[i++] = EGL_GL_COLORSPACE_SRGB_KHR;
} else
#endif
{
return SDL_SetError("EGL implementation does not support sRGB system framebuffers");
}
}
attribs[i++] = EGL_RENDERABLE_TYPE;
if (_this->gl_config.profile_mask == SDL_GL_CONTEXT_PROFILE_ES) {
#ifdef EGL_KHR_create_context
@ -358,9 +370,9 @@ SDL_EGL_ChooseConfig(_THIS)
attribs[i++] = EGL_OPENGL_BIT;
_this->egl_data->eglBindAPI(EGL_OPENGL_API);
}
attribs[i++] = EGL_NONE;
if (_this->egl_data->eglChooseConfig(_this->egl_data->egl_display,
attribs,
configs, SDL_arraysize(configs),
@ -368,7 +380,7 @@ SDL_EGL_ChooseConfig(_THIS)
found_configs == 0) {
return SDL_SetError("Couldn't find matching EGL config");
}
/* eglChooseConfig returns a number of configurations that match or exceed the requested attribs. */
/* From those, we select the one that matches our requirements more closely via a makeshift algorithm */